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Is my CPU in HALT (IDLE) or STOP mode?

gkmaia

Jan 5, 2019
20
Joined
Jan 5, 2019
Messages
20
I have a D78312 CPU that is not working properly.

It's X1 oscillator is shorted to ground and RD and WR pins are locked on HIGH (no pulse)

By reading the datasheet extract attached is it possible tell if the CPU is on HALT or on STOP mode?
 

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  • Screen Shot 2019-04-01 at 7.57.31 AM.png
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